D-Link DSM-210 - Wireless Internet Photo Frame User Manual page 38

Once your account is active, you can select what channels you want to display on your frame.
During the slideshow, press Menu to set the transition type and scaling type. There will be a Save to Favorites option.
This will copy the image to the DSM-210's internal memory.
During the slideshow, you can pause and navigate using the touch buttons on the lower-front of the frame.
D-Lnk DSM-210 User Manual 2